Question

what is meant by migration of birds​

Answer 1

Answer:

The dictionary definition of migratory bird is a bird that travels from one place to another at regular times often over long distances.

Answer 2

Answer:

Bird migration is the regular seasonal movement, often north and south along a flyway, between breeding and wintering grounds. Many species of bird migrate. Migration carries high costs in predation and mortality, including from hunting by humans, and is driven primarily by availability of food.

Explanation:

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